
/**
 *  \file cli_main.c
 *
 *  This File contains the "main" function for the CLI application,
 *  to exercise various functionalities of the Mindtree Mesh stack.
 */

/*
 *  Copyright (C) 2017. Mindtree Ltd.
 *  All rights reserved.
 */

#ifndef DEMO

/* ------------------------------- Header File Inclusion */
#include "cli_main.h"
#include "nvs.h"

/* ------------------------------- Global Variables */
#ifndef CLI_NO_MAIN
DECL_STATIC UCHAR r_buf[1024];
#else
void cli_input (char * cmd, int size);
#endif /* CLI_NO_MAIN */

/* Level - Root */
DECL_CONST CLI_COMMAND cli_root_cmd_list[] =
{
    /* Help */
    { "help", "Help", cli_help },

    /* Core */
    { "core", "Core Options", cli_core },

    /* Model */
    { "model", "Model Options", cli_model },

    /* Reset */
    { "reset", "Reset Node", cli_reset },

    /* Persistent Storage */
    { "ps", "Persistent Storage", cli_ps },

    /* Mesh ADV/GATT bearer Operations */
    { "brr", "Mesh bearer Operations", cli_brr },

    /* Set Log Level */
    { "loglevel", "Set Log Level <ERR/INF/TRC/ALL>", cli_set_log_level }
};

/* Command List Stack */
typedef struct _CLI_COMMAND_STACK_FRAME
{
    CLI_COMMAND * cmd_list;
    UINT16        cmd_list_len;

} CLI_COMMAND_STACK_FRAME;

#define  CLI_CMD_LIST_MAX_DEPTH     10
DECL_STATIC UINT16        cli_cmd_list_sp;
DECL_STATIC CLI_COMMAND_STACK_FRAME cli_cmd_list_stack[CLI_CMD_LIST_MAX_DEPTH];

/* ------------------------------- Functions */
/* Common Utility Routines */
void cli_cmd_stack_push(/* IN */ CLI_COMMAND *cmd_list, /* IN */ UINT16 cmd_list_len)
{
    cli_cmd_list_sp++;
    cli_cmd_list_stack[cli_cmd_list_sp].cmd_list = cmd_list;
    cli_cmd_list_stack[cli_cmd_list_sp].cmd_list_len = cmd_list_len;
}

void cli_cmd_stack_pop(void)
{
    /* Check if the Stack point in not 0. Decrement by one */
    if (0 != cli_cmd_list_sp)
    {
        cli_cmd_list_sp--;
    }
    else
    {
        CONSOLE_OUT("Already at Root Level\n");
    }
}

API_RESULT cli_reset(UINT32 argc, UCHAR *argv[])
{
    MS_IGNORE_UNUSED_PARAM(argc);
    MS_IGNORE_UNUSED_PARAM(argv);

    CONSOLE_OUT ("Clearing Storage\n");
    nvs_reset(NVS_BANK_PERSISTENT);

    return API_SUCCESS;
}
extern uint8 llState;
extern uint8 llSecondaryState;
extern UCHAR blebrr_state;  
extern uint32 blebrr_advscan_timeout_count;
extern uint32 osal_memory_statics(void);

/* Help */
API_RESULT cli_help(UINT32 argc, UCHAR *argv[])
{
    UINT32 index;
    UINT32 sum = 0;

    MS_IGNORE_UNUSED_PARAM(argc);
    MS_IGNORE_UNUSED_PARAM(argv);

    CONSOLE_OUT("In Help\n");

    /* Print all the available commands */
    for (index = 0; index < cli_cmd_list_stack[cli_cmd_list_sp].cmd_list_len; index++)
    {
        CONSOLE_OUT("    %s: %s\n",
        cli_cmd_list_stack[cli_cmd_list_sp].cmd_list[index].cmd,
        cli_cmd_list_stack[cli_cmd_list_sp].cmd_list[index].desc);
    }
    
    sum = osal_memory_statics();
    printf("osal_memory sum = %d\r\n", sum);
    printf("\r\n===== internal status ============\r\n");
    printf("llState = %d, llSecondaryState = %d\r\n", llState, llSecondaryState);	
	printf("blebrr_state = %d\r\n", blebrr_state);
    printf("blebrr_advscan_timeout_count = %d\r\n", blebrr_advscan_timeout_count);

    return API_SUCCESS;
}

/* Back */
API_RESULT cli_back(UINT32 argc, UCHAR *argv[])
{

    CONSOLE_OUT("Going Back \n");

    cli_cmd_stack_pop();

    /* Print Help of the new level */
    cli_help(argc, argv);

    return API_SUCCESS;
}

/* Root */
API_RESULT cli_root(UINT32 argc, UCHAR *argv[])
{
    CONSOLE_OUT("Level - Root\n");

    /* Set Stack Pointer to Root */
    cli_cmd_list_sp = 0;
    cli_cmd_list_stack[cli_cmd_list_sp].cmd_list = (CLI_COMMAND *)cli_root_cmd_list;
    cli_cmd_list_stack[cli_cmd_list_sp].cmd_list_len = sizeof(cli_root_cmd_list) / sizeof(CLI_COMMAND);

    /* Print Help of the Root level */
    cli_help(argc, argv);

    return API_SUCCESS;
}

/* Log Level */
API_RESULT cli_set_log_level(UINT32 argc, UCHAR *argv[])
{
    UINT32  index;
    UCHAR * log_levels[4] = { "ERR", "TRC", "INF", "ALL" };

    CONSOLE_OUT("In Set Log Level\n");

    if (1 == argc)
    {
        for (index = 0; index < 4; index++)
        {
            if (0 == CLI_STR_COMPARE(argv[0], log_levels[index]))
            {
                break;
            }
        }

        if (index > 3)
        {
            CONSOLE_OUT("Invalid Argument:%s\n", argv[0]);
            return API_FAILURE;
        }

        if (index < 3)
        {
            index += 1;
        }

        EM_set_debug_level((UCHAR)index);
        CONSOLE_OUT("Set Log Level:0x%02X\n", (UCHAR)index);
    }
    else
    {
        CONSOLE_OUT("Invalid Number of Arguments:0x%04X\n", argc);
    }

    return API_SUCCESS;
}

/* Module related Utility Routines */
void cli_gatt_bearer_iface_event_pl_cb
     (
         UCHAR  ev_name,
         UCHAR  ev_param
     )
{
   switch(ev_name)
    {
        /* GATT Bearer BLE Link Layer Disconnected */
        case BLEBRR_GATT_IFACE_DOWN:
            CONSOLE_OUT("\r\n >> GATT Bearer BLE Link Layer Disconnection Event Received!\r\n");
            CONSOLE_OUT("Invoke relevant CLI Commands! \r\n");
            break;

        /* GATT Bearer BLE Link Layer Connected */
        case BLEBRR_GATT_IFACE_UP:
            CONSOLE_OUT("\r\n >> GATT Bearer BLE Link Layer Connection Event Received!\r\n");
            /**
             * TODO:
             * Check if this only when DUT is Unprovisioned Device!
             * also check if this needs to be done.
             */
            MS_brr_bcast_end(BRR_BCON_TYPE_UNPROV_DEVICE, BRR_BCON_ACTIVE);
            break;

        /* GATT Bearer Service Enabled for Communication */
        case BLEBRR_GATT_IFACE_ENABLE:
            CONSOLE_OUT("\r\n >> GATT Bearer Active Event Received!\r\n");
            {
                if (BLEBRR_GATT_PROV_MODE == ev_param)
                {
                    /* Call to bind with the selected device */
                    /**
                     * TODO:
                     * This needs to be made role Specific.
                     * For Provisioner role, this below function needs to be
                     * updated. Typically for Provisioner Role, "Bind" needs
                     * to happen from the CLI command pointing to the desired
                     * PROV_DEVICE_S of Remote Unprovisioned Device.
                     */
                    appl_prov_bind_device(PROV_BRR_GATT);
                }
            }
            break;

        /* GATT Bearer Service Disabled for Communication */
        case BLEBRR_GATT_IFACE_DISABLE:
            CONSOLE_OUT("\r\n >> GATT Bearer Inactive Event Received!\r\n");
            CONSOLE_OUT("Invoke relevant CLI Commands! \r\n");
            break;

        /* Unknown Event! */
        default:
            CONSOLE_OUT("\r\n >> GATT Bearer BLE Link Layer Unknown Event 0x%02X Received!\r\n", ev_name);
            break;
    }
}

#ifndef CLI_NO_MAIN
int main (int argc, char **argv)
{
    MS_IGNORE_UNUSED_PARAM(argc);
    MS_IGNORE_UNUSED_PARAM(argv);

    /* Initialize CLI */
    CLI_init();

    /* Set Root Command List and Length */
    cli_root(0, NULL);

    MS_LOOP_FOREVER()
    {
        /* */
        fgets(r_buf, sizeof(r_buf), stdin);

        CLI_process_line
        (
            r_buf,
            CLI_strlen(r_buf),
            cli_cmd_list_stack[cli_cmd_list_sp].cmd_list,
            cli_cmd_list_stack[cli_cmd_list_sp].cmd_list_len
        );
    }

    return 0;
}
#else /* CLI_NO_MAIN */
void cli_input (char * cmd, int size)
{
    CLI_process_line
    (
       (UCHAR *) cmd,
        size,
        cli_cmd_list_stack[cli_cmd_list_sp].cmd_list,
        cli_cmd_list_stack[cli_cmd_list_sp].cmd_list_len
    );
}
#endif /* CLI_NO_MAIN */
#endif /* DEMO */
